Duck call



FIG. 1 is a side elevational view of a duck call, showing the new design, the view from all sides being the same;

FIG. 2 is a sectional view along line 2--2 of FIG. 4;

FIG. 3 is a rear end elevational view of the duck call; and,

FIG. 4 is a front end elevational view of the duck call. 

The ornamental design for a duck call, as shown and described. 